Greak: Memories of Azur

When you appear in the city after the prologue, leave the hut in which you woke up. There will be a tower on the left immediately, we climb onto it and try to activate the spyglass, after which we talk to the guard who is sitting next to it. you will need to find a lens for the pipe. This lens is found in the possession of a traveling merchant wearing a plague doctor mask, who appears in almost all the main locations of the game. You can buy a lens almost any time. costs 200 crystals.